Characterization and reduction of cardiac- and respiratory-induced noise as a function of the sampling rate (TR) in fMRI. - Dietmar Cordes; Rajesh Nandy; Scott Schafer; Tor D. Wager (NeuroImage, 2014)

Monolithic Attenuator/Limiter Using Nonlinear Resistors. - Scott Schafer; Michael Roberg (BCICTS, 2018)